Loreto in December

In December, Loreto averages 24°C (74°F) during the day and 16°C (61°F) at night, with only about 3 rainy days.

Peak season

Conditions are comfortable for sightseeing without being sweltering. Skies are generally dry and clear.

December is a great month to visit Loreto: pleasant temperatures and relatively few wet days.

24°C
Avg high
16°C
Avg low
3
Rain days
6 mm
Rainfall

How December compares to the rest of the year in Loreto

11th
warmest month of the 12
5th
wettest month of the 12
3%
of yearly rainfall falls in December
10 h 31 min
daylight on the 15th

December is one of the coolest months in Loreto (11th of 12) and moderately rainy compared to the rest of the year (5th of 12). Daytime temperature runs 5°C below the annual average (29°C). December runs 4°C cooler than November (27°C) and stays flat into January.

December sunrise & sunset in Loreto

🌅
Sunrise (15th)
7:05 AM
🌇
Sunset (15th)
5:36 PM
Day length
10 h 31 min

Times shown for Loreto local time (America/Mazatlan), calculated for the 15th of December. They shift by a few minutes day to day across the month.

Photography light in Loreto — December

Golden-hour and blue-hour windows for the 15th of December, in Loreto's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
6:05 AM – 6:45 AM
🌄 Golden hour (AM)
6:45 AM – 7:45 AM
🌇 Golden hour (PM)
4:56 PM – 5:56 PM
🌆 Blue hour (PM)
5:56 PM – 6:36 PM

📅 When to book — Loreto in December

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on December's tier (Peak season) and Loreto's popularity.

✈ Flights — lead time
3-5 months
Flight prices are near their annual peak. Watch fare-alert tools, book directly when you see a fare under the typical range for this city.
🏨 Lodging — lead time
3-5 months
Reasonable selection still available at 3-4 months out, but central locations vanish first.
⚠ Christmas / New Year travel is a global premium-pricing event — many destinations 30-50% above normal. Book 4+ months ahead if your dates are Dec 20 - Jan 2.

Crowds & pricing — December in Loreto

Peak season

Loreto is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.

Why this tier: excellent tourism weather Christmas / New Year travel surge

Sun & mosquito risk — December in Loreto

☀️ UV Index (noon, 15th)
7.4
High
Cover up and apply SPF 30+ for any outdoor activity longer than 30 minutes.
🦟 Mosquito risk
●●○○○
Low
Mosquitoes present but manageable. Pack repellent (DEET 10-20%) for evenings near water.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Sea temperature in Loreto — December

22.6°C (73°F)
pleasant
warm enough for most swimmers without a wetsuit

Across the year Loreto's sea swings from 19.1°C (February) to 31.1°C (September) — December sits at 22.6°C.

Loreto in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 23°C / 73°F 16°C / 60°F 7 mm 2
February 24°C / 75°F 16°C / 61°F 5 mm 2
March 25°C / 78°F 17°C / 63°F 6 mm 2
April 28°C / 82°F 19°C / 67°F 1 mm 1
May 29°C / 85°F 21°C / 70°F 1 mm 1
June 33°C / 91°F 26°C / 78°F 10 mm 1
July 34°C / 93°F 28°C / 83°F 8 mm 4
August 34°C / 93°F 28°C / 83°F 39 mm 10
September 33°C / 91°F 27°C / 80°F 78 mm 9
October 31°C / 88°F 24°C / 75°F 18 mm 3
November 27°C / 81°F 20°C / 67°F 14 mm 2
December 24°C / 74°F 16°C / 61°F 6 mm 3

Other cities with similar December weather

🌍 See the full ranked list of climate twins for Loreto in December →

Frequently asked questions

How hot is Loreto in December?

In December, Loreto averages a high of 24°C (74°F) and a low of 16°C (61°F) — generally warm.

Does it rain a lot in Loreto in December?

December is generally dry in Loreto, with about 3 rainy days on average.

Is December a good time to visit Loreto?

December is warm and mostly dry. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Loreto in December?

Pack light layers for warm days and cooler evenings. See the full December packing list for Loreto for a complete, climate-based checklist.

Open Loreto on the interactive map

Check the live 10-day forecast and sunrise/sunset.